Home / 320,711.38-481,061.91-110,351.14

Finding the Fourth Proportional to 320,711.38, 481,061.91 and 110,351.14

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Solution

The fourth proportional to 320,711.38, 481,061.91 and 110,351.14 is: 165,524.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,711.38 : 481,061.91 = 110,351.14 : x
  2. Step 2: Convert to fraction form
    320,711.38/481,061.91 = 110,351.14/x
  3. Step 3: Cross multiply
    320,711.38x = 481,061.91 × 110,351.14
  4. Step 4: Simplify right side
    320,711.38x = 53,085,730,179.08
  5. Step 5: Solve for x
    x = 53,085,730,179.08/320,711.38
  6. Step 6: Final answer
    x = 165,524.93

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.